MIL-DTL-38999 Series I connectors offer exceptional performance in harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range from -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for reliable connectivity. The high strength aluminum shells come in a choice of plating options, including cadmium-free finishes. With front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, these connectors provide versatility and durability. Meeting military specification MIL-DTL-38999 I, they are designed for critical operations that require secure and efficient electrical connections.